#B13823#B13823

#B13823 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.6% C 0.161 H 32.3°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B13823
RGB	rgb(177, 56, 35)
HSL	hsl(9, 67%, 42%)
HSV	hsv(9, 80%, 69%)
CMYK	cmyk(0%, 68.4%, 80.2%, 30.6%)
CIE-LAB	lab(41.69, 48.00, 39.61)
CIE-LCH	lch(41.69, 62.23, 39.53°)
OKLab	oklab(51.56% 0.1359 0.0858)
OKLCH	oklch(51.56% 0.161 32.3)
XYZ	xyz(19.8513, 12.2998, 2.9186)
Luminance	0.1230 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13823 #239CB1

analogous

#B12355 #B13823 #B17F23

triadic

#B13823 #23B138 #3823B1

tetradic

#B13823 #55B123 #239CB1 #7F23B1

square

#B13823 #55B123 #239CB1 #7F23B1

split-complementary

#B13823 #23B17F #2355B1

monochromatic

#4B180F #7E2819 #B13823 #D85139 #E27E6C

Accessibility & contrast

On white

6.07

#B13823 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B13823 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13823

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13823	#FFFFFF	#000000	##FFFFFF
##B13823	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5120

Deuteranopia (green-blind)

#796C1E

Tritanopia (blue-blind)

#C30F34

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b13823;
/* rgb */ color: rgb(177, 56, 35);
/* oklch */ color: oklch(51.6% 0.161 32.3);

Tailwind

colors: {
  custom: {
    50: '#d17660',
    500: '#b13823',
    950: '#000000',
  },
}

SCSS

$custom: #b13823;
$custom-light: #d17660;
$custom-dark: #000000;

JSON

{
  "hex": "#b13823",
  "rgb": {
    "r": 177,
    "g": 56,
    "b": 35
  },
  "hsl": {
    "h": 8.873,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.51564,
    "c": 0.1607,
    "h": 32.3
  },
  "luminance": 0.12297
}

Semantic roles & 50–950 ramp

primary

#B13823

secondary

#68BAC8

accent

#D0EA3E

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160905

muted

#847B79

Preview Lab

Preview with #B13823

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →